Carbon Sub Index breakdown

Date of Evaluation Date of Eval. Index Trait PTA *Carbon Cost (€) Contribution Contrib.
PTA * Carbon Cost
May 2025 Milk Sub Index 9.16
Milk (kg) -174.00 -0.014 2.44
Fat (kg) -8.19 -0.375 3.07
Prot (kg) -8.29 -0.441 3.66
Fertility Sub Index 10.24
Calving Interval (days) -7.21 -1.459 10.52
Survival (%) -0.25 1.117 -0.28
Calving Sub Index -1.27
Gestation Length (days) 1.38 -0.919 -1.27
Beef Sub Index 4.77
Carcass Weight (kg) -8.70 -0.528 4.59
Age of Slaughter (days) -0.42 -0.432 0.18
Maintenance Sub Index Maint. Sub Index 2.33
Live WT (kg) -7.60 -0.307 2.33
Total Carbon Sub Index 25.23

* Based on an €80/tonne carbon price